it is the largest known outbreak of this kind in u.s. history. details. >> iowa police on the hunt after a man walks into a bank, hands the teller a note then walks out with an undisclosed amount of money. it's all "happening now." >> hello, everyone, i'm arthel neville in for jenna lee. jon: i'm jon scott. a fragile cease-fire under test. israeli troops shoot dead a palestinian man. they wounded 19 other people, and crowds surged towards gaza's border fence with israel. it's the first significant violence since the truce between israel and gaza's hamas rulers took hold. >> israel's brinkmanship with hamas fueling speculation that israel is using the conflict as a test run for an attack on iran and a way to locate locations. bing ram is author of into the fire 0, the most extraordinary battle in the afghan war. good to see you. if this is not at all about gaza but indeed about iran and this is a test to see what sort of nuclear and arms iran has, and if it is a test, what have we learned? >> to the extent that it is a test of missiles and whether you can shoot them down the advantage goes to israel.